Half respirator mask, 3M 6300, acc. EN 140, L, 1 unit(s)Half respirator mask, 3M 6300, acc. EN 140, L Acc. to EN 140: 1998. Made of elastomer material Easy to handle and robust Extremely light (82 g) for fatigue free working Low maintenance (exhalation inhalation valves are non interchangeable) Reduced breathing resistance thanks to double filter system Good weight distribution Easy filter assembly using bayonet connection Weight 82 g Delivery without filters, suitable respiratory filters: L170. 1ff, L177.